Sorbent Tube, XAD-2, 8X110, 150/75, 50/BX Back Catalog number: 811-9974-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9971-50 Sorbent Tube, Silica (H2SO2), 6X70, 150/75, 50/BX Price on request 200131 Impinger Holder, Double, Aluminum, GilAir/HFS Price on request 200102 Tube Holder Housing, 6x70mm, 1/2" OD, S225 Price on request